#include<bits/stdc++.h>
using namespace std;
const int N=1e5+5;
int n,r,a[N],ma=0,mi=N,ans=0;
int main(){
	freopen("duel.in","r",stdin);
	freopen("duel.out","w",stdout);
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>r;
		ma=max(ma,r);
		mi=min(mi,r);
		a[r]++;
	}
	for(int i=mi;i<=ma;i++)
		if(a[i]) ans=max(ans,a[i]);	
	cout<<ans;
    return 0;
}
